Analysis
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max time kernel
224s -
max time network
260s -
platform
windows10-2004_x64 -
resource
win10v2004-20221111-en -
resource tags
arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system -
submitted
23-11-2022 08:32
Static task
static1
Behavioral task
behavioral1
Sample
SecuriteInfo.com.Win32.CrypterX-gen.16847.11004.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
SecuriteInfo.com.Win32.CrypterX-gen.16847.11004.exe
Resource
win10v2004-20221111-en
General
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Target
SecuriteInfo.com.Win32.CrypterX-gen.16847.11004.exe
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Size
572KB
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MD5
e10777c560dcacc0537c588c2999bd7d
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SHA1
127b2a6444a323070ec31643dabfa3803ffe2ec5
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SHA256
5b72b74c569f9a1593b4bf313a02db7e10f9e8ffb5ed73ee73ed76b1c53ad13f
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SHA512
9339898e57c77be6966a1cab1fb39860b720e762fabcbfc8c21ebf5d3995b4c907910536eb0415a404dce2e9d06dc5176d2ef6b8e1620370556798a7825eafb8
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SSDEEP
12288:Ox3aWpUo67IMwM8yzwElEkj76s4DSABfUnNI1ic6DlQOys7OoG7P8M6cFmX3Z7i:l6s4DSuUNEiT5Fysy37PjF6l
Malware Config
Extracted
agenttesla
Protocol: smtp- Host:
mail.strictfacilityservices.com - Port:
587 - Username:
[email protected] - Password:
SFS!@#321 - Email To:
[email protected]
Signatures
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AgentTesla
Agent Tesla is a remote access tool (RAT) written in visual basic.
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
SecuriteInfo.com.Win32.CrypterX-gen.16847.11004.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\Control Panel\International\Geo\Nation SecuriteInfo.com.Win32.CrypterX-gen.16847.11004.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
SecuriteInfo.com.Win32.CrypterX-gen.16847.11004.exedescription pid process target process PID 2084 set thread context of 3796 2084 SecuriteInfo.com.Win32.CrypterX-gen.16847.11004.exe SecuriteInfo.com.Win32.CrypterX-gen.16847.11004.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
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Suspicious behavior: EnumeratesProcesses 3 IoCs
Processes:
SecuriteInfo.com.Win32.CrypterX-gen.16847.11004.exepid process 2084 SecuriteInfo.com.Win32.CrypterX-gen.16847.11004.exe 2084 SecuriteInfo.com.Win32.CrypterX-gen.16847.11004.exe 2084 SecuriteInfo.com.Win32.CrypterX-gen.16847.11004.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
SecuriteInfo.com.Win32.CrypterX-gen.16847.11004.exedescription pid process Token: SeDebugPrivilege 2084 SecuriteInfo.com.Win32.CrypterX-gen.16847.11004.exe -
Suspicious use of WriteProcessMemory 14 IoCs
Processes:
SecuriteInfo.com.Win32.CrypterX-gen.16847.11004.exedescription pid process target process PID 2084 wrote to memory of 2624 2084 SecuriteInfo.com.Win32.CrypterX-gen.16847.11004.exe schtasks.exe PID 2084 wrote to memory of 2624 2084 SecuriteInfo.com.Win32.CrypterX-gen.16847.11004.exe schtasks.exe PID 2084 wrote to memory of 2624 2084 SecuriteInfo.com.Win32.CrypterX-gen.16847.11004.exe schtasks.exe PID 2084 wrote to memory of 4984 2084 SecuriteInfo.com.Win32.CrypterX-gen.16847.11004.exe SecuriteInfo.com.Win32.CrypterX-gen.16847.11004.exe PID 2084 wrote to memory of 4984 2084 SecuriteInfo.com.Win32.CrypterX-gen.16847.11004.exe SecuriteInfo.com.Win32.CrypterX-gen.16847.11004.exe PID 2084 wrote to memory of 4984 2084 SecuriteInfo.com.Win32.CrypterX-gen.16847.11004.exe SecuriteInfo.com.Win32.CrypterX-gen.16847.11004.exe PID 2084 wrote to memory of 3796 2084 SecuriteInfo.com.Win32.CrypterX-gen.16847.11004.exe SecuriteInfo.com.Win32.CrypterX-gen.16847.11004.exe PID 2084 wrote to memory of 3796 2084 SecuriteInfo.com.Win32.CrypterX-gen.16847.11004.exe SecuriteInfo.com.Win32.CrypterX-gen.16847.11004.exe PID 2084 wrote to memory of 3796 2084 SecuriteInfo.com.Win32.CrypterX-gen.16847.11004.exe SecuriteInfo.com.Win32.CrypterX-gen.16847.11004.exe PID 2084 wrote to memory of 3796 2084 SecuriteInfo.com.Win32.CrypterX-gen.16847.11004.exe SecuriteInfo.com.Win32.CrypterX-gen.16847.11004.exe PID 2084 wrote to memory of 3796 2084 SecuriteInfo.com.Win32.CrypterX-gen.16847.11004.exe SecuriteInfo.com.Win32.CrypterX-gen.16847.11004.exe PID 2084 wrote to memory of 3796 2084 SecuriteInfo.com.Win32.CrypterX-gen.16847.11004.exe SecuriteInfo.com.Win32.CrypterX-gen.16847.11004.exe PID 2084 wrote to memory of 3796 2084 SecuriteInfo.com.Win32.CrypterX-gen.16847.11004.exe SecuriteInfo.com.Win32.CrypterX-gen.16847.11004.exe PID 2084 wrote to memory of 3796 2084 SecuriteInfo.com.Win32.CrypterX-gen.16847.11004.exe SecuriteInfo.com.Win32.CrypterX-gen.16847.11004.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.CrypterX-gen.16847.11004.exe"C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.CrypterX-gen.16847.11004.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2084 -
C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\nDSrYRJUqGxFr" /XML "C:\Users\Admin\AppData\Local\Temp\tmp697E.tmp"2⤵
- Creates scheduled task(s)
PID:2624 -
C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.CrypterX-gen.16847.11004.exe"{path}"2⤵PID:4984
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C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.CrypterX-gen.16847.11004.exe"{path}"2⤵PID:3796
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\SecuriteInfo.com.Win32.CrypterX-gen.16847.11004.exe.log
Filesize1KB
MD584e77a587d94307c0ac1357eb4d3d46f
SHA183cc900f9401f43d181207d64c5adba7a85edc1e
SHA256e16024b092a026a9dc00df69d4b9bbcab7b2dc178dc5291fc308a1abc9304a99
SHA512aefb5c62200b3ed97718d20a89990954d4d8acdc0a6a73c5a420f1bba619cb79e70c2cd0a579b9f52dc6b09e1de2cea6cd6cac4376cfee92d94e2c01d310f691
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Filesize
1KB
MD506aca8e5571b44d98cba52cce5327d82
SHA1c5f78a8c024f5fb5c3808f2e3b57df166cc3010b
SHA256514d54cac8ad711a0bf8071da8a08fa45a0ba4e91af7e85e7e1a84549db5f2b5
SHA512a0c1ce2dd31879fa1eef04609df224fb76b177c850a9ab12edab22b7930515f4dfee01ddabb1056d9e94d4b48ff8f5a6e76c23e10a97a3d63a4fc9f3d570b12d